Fixed cut&paste bug.

diff --git a/include/winsock.h b/include/winsock.h
index 9ed2d0e..b567de7 100644
--- a/include/winsock.h
+++ b/include/winsock.h
@@ -73,7 +73,7 @@
  * types ourselves.
  */
 typedef unsigned char u_char;
-typedef unsigned char u_short;
+typedef unsigned short u_short;
 typedef unsigned int  u_int;
 typedef unsigned long u_long;
 # define WS_DEFINE_HTONL